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Finding the Fourth Proportional to 61,107.44, 84,327.50 and 34,249.91

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Solution

The fourth proportional to 61,107.44, 84,327.50 and 34,249.91 is: 47,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,107.44 : 84,327.50 = 34,249.91 : x
  2. Step 2: Convert to fraction form
    61,107.44/84,327.50 = 34,249.91/x
  3. Step 3: Cross multiply
    61,107.44x = 84,327.50 × 34,249.91
  4. Step 4: Simplify right side
    61,107.44x = 2,888,208,949.51
  5. Step 5: Solve for x
    x = 2,888,208,949.51/61,107.44
  6. Step 6: Final answer
    x = 47,264.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.